videos in AudioSet
A list of about a million ten-second YouTube clips, each labelled with the sounds in it, that Google published in 2017. Labs use it to train and test general audio and music models.
Including Sloop John B (for the archives) and updates, Walk that Lonesome Valley -Baritone Ukulele w/Slide and Alt. tuning, SO LONG, I'LL SEE YOU LATER/ Bob Wills Uke Cover